69713533947 has 4 divisors (see below), whose sum is σ = 92951378600. Its totient is φ = 46475689296.

The previous prime is 69713533931. The next prime is 69713533951. The reversal of 69713533947 is 74933531796.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 69713533947 - 2⁴ = 69713533931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69713533907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11618922322 + ... + 11618922327.

It is an arithmetic number, because the mean of its divisors is an integer number (23237844650).

Almost surely, 2^69713533947 is an apocalyptic number.

69713533947 is a deficient number, since it is larger than the sum of its proper divisors (23237844653).

69713533947 is a wasteful number, since it uses less digits than its factorization.

69713533947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23237844652.

The product of its digits is 12859560, while the sum is 57.

The spelling of 69713533947 in words is "sixty-nine billion, seven hundred thirteen million, five hundred thirty-three thousand, nine hundred forty-seven".